IPER (e-Journal) is a journal managed by the Physics Education Study Program, Under Physics Department of Universitas Negeri Medan. This journal contains the results of research on physics education, which is published two times a year. The IPER Journal is an integrated forum for communicating scientific progress in the field of physics education. This journal contains the results of thoughts, innovations and new findings in physics education, as well as significant research results related to improving the quality of physics learning, including 1. Physics teaching materials and their development 2. Utilization and development of learning approaches, models and strategies 3. Utilization and development of physics learning media 4. Development of evaluation and assessment instruments in physics education